A-Frame Shop Angles- what degree of angle do I need to cut?

Lamar Havard
by Lamar Havard
I would like to know what degree of angle I need to cut 10 ft. long 2x6 rafters to meet correctly with the floor and the 2x6 ridge board in a true A-frame (shingles from top to bottom) shed that is 12ft. x 12ft. (144 sq.ft. floor).
a frame shop angles what degree of angle do i need to cut
2x6 ridge board not shown, but will run lengthwise at the top, connected to 7 rafters on each side.
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